Which of the following is used in air conditioning applications?
-
Chlorobenzene
-
2-Chlorobenzoic acid
-
Chlorodifluoromethane
-
Vinyl chloride
C
Correct answer
Explanation
Chlorodifluoromethane is a hydrochlorofluorocarbon (HCFC). It is commonly used as a propellant and in air conditioning applications. It is a versatile intermediate in industrial organofluorine chemistry, e.g. as a precursor to tetrafluoroethylene.